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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/nvmf/common.sh
PLUGIN_DIR=$rootdir/examples/nvme/fio_plugin
MALLOC_BDEV_SIZE=64
MALLOC_BLOCK_SIZE=512
rpc_py="$rootdir/scripts/rpc.py"
function disconnect_init() {
nvmfappstart -m 0xF0
$rpc_py bdev_malloc_create $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE -b Malloc0
$rpc_py nvmf_create_transport $NVMF_TRANSPORT_OPTS
$rpc_py nvmf_subsystem_create nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001
$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode1 Malloc0
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $1 -s $NVMF_PORT
}
# Test to make sure we don't segfault or access null pointers when we try to connect to
# a discovery controller that doesn't exist yet.
function nvmf_target_disconnect_tc1() {
set +e
$SPDK_EXAMPLE_DIR/reconnect -q 32 -o 4096 -w randrw -M 50 -t 10 -c 0xF \
-r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT"
# If the program crashes, the high bit of $? will be set so we will get a value in the hundreds.
# But if the reconnect code detects errors and exits normally it will return 1.
if [ $? != 1 ]; then
set -e
exit 1
fi
set -e
}
function nvmf_target_disconnect_tc2() {
disconnect_init $NVMF_FIRST_TARGET_IP
# If perf doesn't shut down, this test will time out.
$SPDK_EXAMPLE_DIR/reconnect -q 32 -o 4096 -w randrw -M 50 -t 10 -c 0xF \
-r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT" &
reconnectpid=$!
sleep 2
kill -9 $nvmfpid
sleep 2
disconnect_init $NVMF_FIRST_TARGET_IP
wait $reconnectpid
sync
}
function nvmf_target_disconnect_tc3() {
$SPDK_EXAMPLE_DIR/reconnect -q 32 -o 4096 -w randrw -M 50 -t 10 -c 0xF \
-r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT alt_traddr:$NVMF_SECOND_TARGET_IP" &
reconnectpid=$!
sleep 2
kill -9 $nvmfpid
sleep 2
disconnect_init $NVMF_SECOND_TARGET_IP
wait $reconnectpid
sync
}
nvmftestinit
# There is an intermittent error relating to this test and Soft-RoCE. for now, just
# skip this test if we are using rxe. TODO: get to the bottom of GitHub issue #1043
if [ $TEST_TRANSPORT == "rdma" ] && check_ip_is_soft_roce $NVMF_FIRST_TARGET_IP; then
echo "Using software RDMA, skipping the target disconnect tests."
else
run_test "nvmf_target_disconnect_tc1" nvmf_target_disconnect_tc1
run_test "nvmf_target_disconnect_tc2" nvmf_target_disconnect_tc2
if [ -n "$NVMF_SECOND_TARGET_IP" ]; then
run_test "nvmf_target_disconnect_tc3" nvmf_target_disconnect_tc3
fi
fi
trap - SIGINT SIGTERM EXIT
nvmftestfini
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